<!DOCTYPE html>
<html>
<head>
  <title>Hello World!</title>
  <script src="../build/react.js"></script>
  <script src="../build/react-dom.js"></script>
  <script src="../build/browser.min.js"></script>
</head>
<body>
  <div id="demo-textfield"></div>
  <script type="text/babel">
    ReactDOM.render(
      <h3>Hello World!</h3>,
      document.getElementById('demo-textfield')
    );
  </script>
</body>
</html>